An introduction to microscopes and magnification.

Topics arranged thematically so that words are explained in context Fully integrated system of cross referencing plus a comprehensive index Science and Math contain recommended websites.

Photographs, illustrations, and text introduce key concepts in animal biology. Descriptions of Web sites are included.

Defines terms dealing with states of matter, compounds, radioactivity, bonding, solutions, reactions, oxidation, reduction, polymers, combustion, and pollution.

"The Usborne illustrated science dictionary tells it straight and simple, explaining everything children and parents need in order to understand basic level science. This book will help to lay a firm foundation for confidence and success in science. Readers can dip in for quick explanations or work through by subject to build up knowledge step-by-step."--Page 4 of cover.